Home / 54,071,259-81,111,874.85-17,679,835.97

Finding the Fourth Proportional to 54,071,259, 81,111,874.85 and 17,679,835.97

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Solution

The fourth proportional to 54,071,259, 81,111,874.85 and 17,679,835.97 is: 26,521,384.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,071,259 : 81,111,874.85 = 17,679,835.97 : x
  2. Step 2: Convert to fraction form
    54,071,259/81,111,874.85 = 17,679,835.97/x
  3. Step 3: Cross multiply
    54,071,259x = 81,111,874.85 × 17,679,835.97
  4. Step 4: Simplify right side
    54,071,259x = 1,434,044,642,567,168.25
  5. Step 5: Solve for x
    x = 1,434,044,642,567,168.25/54,071,259
  6. Step 6: Final answer
    x = 26,521,384.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.